Vaisala HMP228 Guida Utente Scaricare il pdf (Pagina 65)

Chapter 7 ______________________________________________ TECHNICAL SPECIFICATIONS

CHAPTER 7

TECHNICAL SPECIFICATIONS

Measured Variables

Water Activity a

Measurement range 0...1 (-40...+60 C/-40 ...+140 F)

Accuracy 0.02(0...0.9)

0.03(0.9...1.0)

Response time (90%) at +20 C in still

oil (stainless steel filter)

10 min

Humidity sensor HUMICAP

Temperature

Measurement range -40...+100 C (-40 ...+212 F)

Typical accuracy at +20 C (+68 C) 0.1 C (0.18 F)

Typical temperature dependence of

electronics

0.005 C/C (0.003 F/F)

Temperature sensor Pt 100 RTD 1/3 Class B IEC

751

VAISALA _______________________________________________________________________ 63

1 2 ... 60 61 62 63 64 65 66 67 68 69 70 71

USER'S GUIDE 1
Table of Contents 3
CHAPTER 5 4
List of Figures 5
List of Tables 6
GENERAL INFORMATION 7
Recycling 8
Trademarks 8
License Agreement 8
Warranty 9
PRODUCT OVERVIEW AND 11
MECHANICS 11
0605-094 12
Display Parameters 14
Options 14
INSTALLATION AND MOUNTING 15
OPTIONS 15
Pipelines/Oils 16
Installing the Probe 16
Tightening the Clasp Nut 17
0605-080 18
0605-085 20
MENU OPERATIONS AND SETTINGS 23
Basic Display 24
Graphical Display 25
Main Menu 25
Settings 26
Display Settings 26
Quantities and Units 26
Rounding 26
Hold/Save Display 27
Graphic History 27
User Interface Settings 28
Selecting Language 29
Automatic Power Off 29
Changing the Shorcut Keys 30
On/Off 30
Setting Date and Time 30
Device Information 31
Restoring Factory Settings 32
PPM-calculation 32
Coefficients 33
MI70 Memory 33
Other Functions 34
Setting the Alarm Levels 34
0605-093 36
Recording Data 38
Recording 38
Stopping Recording 39
Viewing Recorded Data 40
Checking the Memory Status 40
Deleting All Recorded Files 40
CALIBRATION AND ADJUSTMENT 43
HMP228 Series Transmitters 44
1-point Relative Humidity 45
2-point Relative Humidity 46
MMT318 Transmitters 47
Calibrator 48
MMT330 Transmitters 50
2-point Adjustment 54
1-point Adjustment 55
Temperature Adjustment 55
Last Adjustment Date 57
Error Messages 59
Error Message Types 59
MAINTENANCE 61
Changing the Battery 62
Vaisala Service Centers 63
TECHNICAL SPECIFICATIONS 65
MMP78 Probe 66
MI70 Indicator 66
Battery Pack 67
General Facts about the MM70 67
Hand-held Humidity and 67
Temperature Meter 67
Dimensions in mm (inches) 69
Figure 22 MMP78 Probe 70

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Vaisala HMP228 Guida Utente Pagina 65

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